gitinspector/gitinspector/timeline.py
2015-10-12 03:18:57 +02:00

100 lines
3.2 KiB
Python

# coding: utf-8
#
# Copyright © 2012-2015 Ejwa Software. All rights reserved.
#
# This file is part of gitinspector.
#
# gitinspector is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# gitinspector is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with gitinspector. If not, see <http://www.gnu.org/licenses/>.
from __future__ import unicode_literals
import datetime
class TimelineData(object):
def __init__(self, changes, useweeks):
authordateinfo_list = sorted(changes.get_authordateinfo_list().items())
self.changes = changes
self.entries = {}
self.total_changes_by_period = {}
self.useweeks = useweeks
for i in authordateinfo_list:
key = None
if useweeks:
yearweek = datetime.date(int(i[0][0][0:4]), int(i[0][0][5:7]), int(i[0][0][8:10])).isocalendar()
key = (i[0][1], str(yearweek[0]) + "W" + "{0:02d}".format(yearweek[1]))
else:
key = (i[0][1], i[0][0][0:7])
if self.entries.get(key, None) == None:
self.entries[key] = i[1]
else:
self.entries[key].insertions += i[1].insertions
self.entries[key].deletions += i[1].deletions
for period in self.get_periods():
total_insertions = 0
total_deletions = 0
for author in self.get_authors():
entry = self.entries.get((author[0], period), None)
if entry != None:
total_insertions += entry.insertions
total_deletions += entry.deletions
self.total_changes_by_period[period] = (total_insertions, total_deletions,
total_insertions + total_deletions)
def get_periods(self):
return sorted(set([i[1] for i in self.entries]))
def get_total_changes_in_period(self, period):
return self.total_changes_by_period[period]
def get_authors(self):
return sorted(set([(i[0][0], self.changes.get_latest_email_by_author(i[0][0])) for i in self.entries.items()]))
def get_author_signs_in_period(self, author, period, multiplier):
authorinfo = self.entries.get((author, period), None)
total = float(self.total_changes_by_period[period][2])
if authorinfo:
i = multiplier * (self.entries[(author, period)].insertions / total)
j = multiplier * (self.entries[(author, period)].deletions / total)
return (int(i), int(j))
else:
return (0, 0)
def get_multiplier(self, period, max_width):
multiplier = 0
while True:
for i in self.entries:
entry = self.entries.get(i)
if period == i[1]:
changes_in_period = float(self.total_changes_by_period[i[1]][2])
if multiplier * (entry.insertions + entry.deletions) / changes_in_period > max_width:
return multiplier
multiplier += 0.25
def is_author_in_period(self, period, author):
return self.entries.get((author, period), None) != None
def is_author_in_periods(self, periods, author):
for period in periods:
if self.is_author_in_period(period, author):
return True
return False